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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Operating activities    
Net loss $ (1,502) $ (1,117)
Adjustments to reconcile net loss to net cash flows provided/(used) in operating activities    
Depreciation and amortization 1,154 1,183
Deferred tax (benefit)/expense (4) 61
Equity-based compensation expense 154 254
Loss on disposal of fixed assets (3) 40
Provision on uncollectible accounts (32) (28)
Changes in operating assets and liabilities    
Accounts receivable 6,084 3,219
Inventories (3,870) 934
Change in contract assets and contract liabilities (54) (1,728)
Accounts payable 172 (2,925)
Accrued compensation and payroll taxes (405) 524
Customers' deposits (187) 974
Income taxes receivable and payable (560) (706)
Prepaid expenses and other current assets 1,658 147
Other assets and liabilities (1,231) (835)
Net cash provided/(used) in operating activities 1,374 (3)
Investing activities    
Capital expenditures (508) (376)
Proceeds from sales of property and equipment 3
Net cash used in investing activities (505) (376)
Financing activities    
Proceeds from revolving lines 21,865 9,990
Payments of debt on revolving lines of credit (24,622) (6,571)
Payments of other debt (88) (90)
Decrease in drafts payable (190) (33)
Payments on finance lease obligations (50) (93)
Stock options exercised 79 25
Net cash (used)/provided by financing activities (3,006) 3,228
Effect of exchange rate changes on cash, cash equivalents and restricted cash (38) (190)
Net (decrease) increase in cash, cash equivalents and restricted cash (2,175) 2,659
Cash, cash equivalents and restricted cash - beginning of period 12,737 8,321
Cash, cash equivalents and restricted cash - end of period 10,562 10,980
Supplemental cash flow information    
Interest paid 226 242
Income taxes paid $ 862 $ 568